#include <stdio.h>

#define M 10

int main()
{
    printf("hello C!, %d\n", M);
    printf("hello C1!, %d\n", M);
    printf("hello C2!, %d\n", M);
    printf("hello C3!, %d\n", M);
    printf("hello C4!, %d\n", M);
    printf("hello C5!, %d\n", M);
    printf("hello C!, %d\n", M);
#ifdef DEBUG 
    printf("hello debug!\n");
#else
    printf("hello release\n");
#endif
    return 0;
}
